第五章《 特殊平行四边形》章节综合检测卷 2025~2026学年浙教版数学八年级下册

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第五章《 特殊平行四边形》章节综合检测卷    

 

 

 

 

一、选择题(10小题,每小题3分,共30分)

1.如图,四边形eqId411b38a18046fea8e9fab1f9f9b80a5f是平行四边形,下列说法不正确的是(    )

@@@ee2321e8-3e0c-49c2-ade0-1f63ea25fd41

A.当eqId7de966c316db1013defc56372fcf814e时,四边形eqId411b38a18046fea8e9fab1f9f9b80a5f是矩形

B.当eqId3570a95f68349fcd9417fcda62e78e7e时,四边形eqId411b38a18046fea8e9fab1f9f9b80a5f是菱形

C.当eqIdcfc1f76257275ab4b04f9bc913535670时,四边形eqId411b38a18046fea8e9fab1f9f9b80a5f是菱形

D.当eqIdb2b377f22aafd3742ad860f77abaacef时,四边形eqId411b38a18046fea8e9fab1f9f9b80a5f是正方形

2.如图,在直角坐标系中,矩形eqId411b38a18046fea8e9fab1f9f9b80a5f的对角线eqId10ccba34039d6585ab9d15a26aa97f0e轴,若eqIde0d1e4a02f6a99a4b838dcaf9541d7f9,eqId35a94eb1a989ad2edbac06e62342480a,eqId60ef95894ceebaf236170e8832dcf7e3与eqIdd40b319212a7e7528b053e1c7097e966的交点为E,则C的坐标为(   )

@@@3996795e-09f5-4981-a37a-d1c9b7809805

A.eqIdf2839d57a5a89b79abdedc8dd02c3174 B.eqIdb963574de5622269eebd2256f42ab3d3 C.eqIda663d91a2100935851ba053e6608888f D.eqId4a1dad8119b6258b81afe48914cadb30

3.如图,矩形eqId411b38a18046fea8e9fab1f9f9b80a5f中,eqIdefc6e4b936d7a800e839a30c3839574d,eqIde65a3e478bb87d094e3a0af30dd10ae8,以点B为圆心,适当长为半径画弧,分别交eqIde8237e12e3e46a7383df36a56e2d3a31于点E,F,再分别以点E,F为圆心,大于eqId52d092504d3c33c48be43f23b788efd9长为半径画弧交于点P,作射线eqId2cdba1337ec85fa9722cb4b320a82ae6,过点C作eqId2cdba1337ec85fa9722cb4b320a82ae6的垂线分别交eqId0952cd151585431872735dd20b4ce2ae于点M,N,则eqIdbe2e2c0d4ac2bd79f6cea7a9b1a50662的长为(   )

@@@4fe4568f-b9b8-4547-9439-9a94cb7d513apage number 0

 

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A.eqId860884c0017c8bceb5b0edff796c144f B.1 C.eqIdcf298f00799cbf34b4db26f5f63af92f D.eqIda4b8503f4706b8321e4e79a87eadea84

4.数学兴趣小组的同学用木棒做了4个相框,下面是他们的测量结果,则不一定是矩形相框的是(   )

A.@@@32f7d388-d929-4e04-b2c0-d5c9bff6d946B.@@@ece9ce40-ea88-4b93-95e1-2532fe7ed6ae C.@@@a9772018-1800-48bb-b355-ccf66d21a065 D.@@@6079b8ec-e816-4d30-951a-3da7edbc3d81

5.如图,在正方形eqId411b38a18046fea8e9fab1f9f9b80a5f中,点G为eqId9d78abbad68bbbf12af10cd40ef4c353边上一点,以eqIdabf80148409afb32ced0b4f59f1ba709为边向右作正方形eqId8b1f13007c6d134c50004c62dc240707,连接eqId6aa2b5e09f8ec785c59900a529390a02,eqIdd40b319212a7e7528b053e1c7097e966交于点P,连接eqId06e322e0c87479bba874db9ae9ba36b5,过点F作eqId310fe2c614917108023d159b76f18a96交eqId0dc5c9827dfd0be5a9c85962d6ccbfb1于点H,连接eqId826c728050e3378921442ace20269ef6,交eqIdd40b319212a7e7528b053e1c7097e966于点K,下列结论中错误的是(    )

@@@ca710802-af83-44b9-9a6c-f71907c0bd26

A.eqId6cdbbbdc32b8563ac0c1c3bb18e1e25e B.eqId03a706b08c69fe2daf2e7cc8652d4902是等腰直角三角形

C.点P为eqId6aa2b5e09f8ec785c59900a529390a02中点 D.eqId533d6864497f0b0eb9584ca9f227738b

6.如图,在正方形eqId411b38a18046fea8e9fab1f9f9b80a5f中,点E从点B出发,沿边eqId0dc5c9827dfd0be5a9c85962d6ccbfb1方向向终点C运动,eqId8689d619c2508c9000531fc1b8f1f21c交eqIdf52a58fbaf4fea03567e88a9f0f6e37e于点F,以eqId00bab17635a999236e8d2e35017a208d,eqIdf7c57b07f75e97d9f84718bd495ebcf4为邻边构造平行四边形eqId7cfed6e81d33e61e14c3f98504472c16,连接eqId63a253c7fdf589ee3dece13d5b5b5732,则eqIdb9cce611976061aa8f4ecdc4ec4039d9的度数的变化情况是(  )

@@@22f0e9e7-e31e-4877-b761-37e7bdd43f86  

A.一直减小 B.一直减小后增大

C.一直不变 D.先增大后减小

7.如图,在正方形纸片eqId5cb3f9a5da641be35117fd35ba07a6aa中,对角线eqIdbebc8e3e8650eebd826ca442c9761fa0相交于点O,折叠正方形纸片eqId411b38a18046fea8e9fab1f9f9b80a5f,使eqId03902478df1a55bc99703210bccab910落在eqIdd40b319212a7e7528b053e1c7097e966上,点eqId5963abe8f421bd99a2aaa94831a951e9恰好与eqIdd40b319212a7e7528b053e1c7097e966上的点eqIda0ed1ec316bc54c37c4286c208f55667重合,展开后,折痕eqIde6e490f703eb6c9bb1278c78ebc2d661分别交eqIdf52a58fbaf4fea03567e88a9f0f6e37e、eqId60ef95894ceebaf236170e8832dcf7e3于点eqId2a30f3a8b673cc28bd90c50cf1a35281、eqId895dc3dc3a6606ff487a4c4863e18509,连接eqIde0e57a13c665af88f326c9890072bf73,下列结论:①eqId5fa1dac01eaf9c9ca11fa1c28c783cdd;②eqIdd6c8d1ce7ee82edb943439ec352c5699;③eqId77da747d7808339c0c9c4816dd59d2fd;④四边形eqIdad56938ea04db4e90efb3f29c1b6b41a是菱形;⑤eqIdcdcc1f812f0a219b49352f1a2a325c1a,其中结论正确的是(   )page number 1

 

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@@@9a066fc8-503b-4ed9-a7d4-46ccf63ecf6f

A.①④ B.②③④ C.①④⑤ D.①②④⑤

8.如图,点eqIdcab0ed07775b0fdcb368b696a0f65422分别是四边形eqId411b38a18046fea8e9fab1f9f9b80a5f边eqIdb589ca985b32e60ea2e39fe58d4ac9d2的中点.则下列说法:

①若eqId7de966c316db1013defc56372fcf814e,则四边形eqId611f100dcfa7803db6eb233e2e7f2dab为矩形;

②若eqIdcfc1f76257275ab4b04f9bc913535670,则四边形eqId611f100dcfa7803db6eb233e2e7f2dab为菱形;

③若四边形eqId611f100dcfa7803db6eb233e2e7f2dab是平行四边形,则eqId60ef95894ceebaf236170e8832dcf7e3与eqIdd40b319212a7e7528b053e1c7097e966互相平分;

④若四边形eqId611f100dcfa7803db6eb233e2e7f2dab是正方形,则eqId60ef95894ceebaf236170e8832dcf7e3与eqIdd40b319212a7e7528b053e1c7097e966互相垂直且相等.

其中正确的个数是(    )

@@@365f6176-4b9a-4467-9ff6-e144a6512177

A.1 B.2 C.3 D.4

9.两张全等的矩形纸片eqId411b38a18046fea8e9fab1f9f9b80a5f,eqId910936ec9fb419d51ce2f5ea817f8401按如图所示的方式交叉叠放在一起,eqId5c7e48723871f06a6aeae31a2a1ff79d,eqId2291de85a2a29ff360a4515cce99c804.若eqId9f08273d339dc5ddbb89aa67bb8205e6,eqIdef0402dd5ae3db10281f9f1e11738bcb,则图中阴影部分的面积(   )

@@@1673d604-f6fd-4f40-a53a-3c375cc3bbfd

A.5 B.eqId594e17873327af9dbbe080c1e8a76d8f C.eqIda637e8f4e368c079616955509b1717e3 D.eqIda5ec3a7c6c2589f27767e86a452d75aa

10.如图,eqIdd40b319212a7e7528b053e1c7097e966是菱形eqId411b38a18046fea8e9fab1f9f9b80a5f的对角线,作eqId0dc5c9827dfd0be5a9c85962d6ccbfb1的垂直平分线分别交eqIdd40b319212a7e7528b053e1c7097e966、eqId0dc5c9827dfd0be5a9c85962d6ccbfb1于点E、F,连接eqId68a83fdd2ba72a2dba0b6b10bb3e06b9、eqId4eedae8d316c76e3d0b451256de03fb9,若eqIdd3106357c85b3acd061646ec84c187dd,则eqId57e7106619c08f2bcc1d21f846e8a0de的度数为(   )

@@@04245811-59a2-468b-b01c-0d282a90bf08page number 2

 

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